NBC's live presentation of the musical "Hairspray" reached 9 million viewers, making it the least-watched of the four musicals it has aired, starting when the 2013 presentation of "The Sound of Music" created a sensation.

There may have been enough aerosol spray to burn off the rest of our ozone layer, but Wednesday's ambitious live version of the musical "Hairspray" on NBC was worth the environmental damage. It was light and fun and soon had you stuck.